D 1942 (OTTO) Dimethylamine hydrochloride, 98% Cas 506-59-2 - used as an intermediate in the manufacture of pharmaceuticals like ranitidine and metformin, tramadol and amlodipine. D 1942 (OTTO) Dimethylamine hydrochloride, 98% Cas 506-59-2 - used as a precursor of atrazine.